kuvalda-api/GraphQL.php

367 lines
12 KiB
PHP

<?php
namespace dominion\api;
use Yii;
use yii\console\Exception;
use linslin\yii2\curl;
class GraphQL
{
private $url;
private $authUrl;
private $refreshUrl;
private $login;
private $pass;
private $query = '';
private $variables = [];
private static $jwt;
private static $jwtKeyCache = 'jwt';
private static $jwtRefreshKeyCache = 'refresh-token';
function __construct($key = 'apiGraphQL')
{
$this->getConfig($key);
}
private function getConfig($key = 'apiGraphQL')
{
if(empty(Yii::$app->params[$key])){
throw new Exception('Отсутствует конфигурация для rest-сервиса');
}
if(!isset(Yii::$app->params[$key]['url'])){
throw Exception('Отсутствует конфигурация для "url"');
}
if(!isset(Yii::$app->params[$key]['authUrl'])){
throw new Exception('Отсутствует конфигурация для "authUrl"');
}
if(!isset(Yii::$app->params[$key]['refreshUrl'])){
throw new Exception('Отсутствует конфигурация для "refreshUrl"');
}
if(!isset(Yii::$app->params[$key]['login'])){
throw new Exception('Отсутствует конфигурация для "login"');
}
if(!isset(Yii::$app->params[$key]['pass'])){
throw new Exception('Отсутствует конфигурация для "pass"');
}
$this->url = Yii::$app->params[$key]['url'];
$this->authUrl = Yii::$app->params[$key]['authUrl'];
$this->refreshUrl = Yii::$app->params[$key]['refreshUrl'];
$this->login = Yii::$app->params[$key]['login'];
$this->pass = Yii::$app->params[$key]['pass'];
self::$jwtKeyCache = 'jwt'.$key;
self::$jwtRefreshKeyCache = 'refresh-token'.$key;
}
public function setQuery($str, $settings = '')
{
$this->query = "query {$settings} {" . $str . "}";
}
public function setMutation($str, $settings = '')
{
$this->query = "mutation {$settings} {" . $str . "}";
}
public function setVariables($array)
{
$this->variables = $array;
}
public function setMutationVariables($str, $array = [])
{
$arSettings = [];
$variables = [];
foreach ($array as $key =>$value)
{
$arSettings[] = "\${$key}: {$value['type']}";
$type = str_replace('!', '', trim($value['type']));
$variables[$key] = null;
if(mb_substr(trim($value['type']), -1) == '!' || $value['value'] !== null)
{
switch (mb_strtolower($type)){
case 'int':
$variables[$key] = (int)$value['value'];
break;
case 'boolean':
$variables[$key] = (bool)$value['value'];
break;
case 'string':
$variables[$key] = (string)$value['value'];
break;
case '[int]':
$variables[$key] = self::intValue($value['value']);
break;
case '[string]':
$variables[$key] = self::stringValue($value['value']);
break;
}
}
}
$settingsStr = 'settings(' . implode(', ', $arSettings) .')';
$this->setMutation($str, $settingsStr);
$this->setVariables($variables);
}
public function getValue($attribute = null)
{
try
{
$value = $this->sendRequest();
}
catch (\Exception $ex)
{
$value = $this->sendRequest();
}
$output = isset($value['data']) ? $value['data'] : [];
if(!empty($attribute))
{
$output = isset($output[$attribute]) ? $output[$attribute] : [];
}
return $output;
}
public function refreshToken()
{
try
{
if(($refreshToken = Yii::$app->cache->get(self::$jwtRefreshKeyCache)) !== false)
{
$curl = new curl\Curl();
$curl->setHeader('Content-Type', 'application/json; charset=UTF-8');
$curl->setHeader('cookie', $refreshToken);
$result = $curl->post($this->refreshUrl,false);
if(isset($result["token"]))
{
self::$jwt = $result["token"];
Yii::$app->cache->set(self::$jwtKeyCache, self::$jwt, self::getJwtExtDelta());
}
}
}
catch (Exception $e)
{
throw new Exception($e->getMessage() . "\n". "url:\n " . $this->refreshUrl);
}
}
public function login($update = false)
{
try
{
if($update || (self::$jwt = Yii::$app->cache->get(self::$jwtKeyCache)) == false)
{
$curl = new curl\Curl();
$curl->setHeader('Content-Type', 'application/json; charset=UTF-8');
$curl->setRequestBody(json_encode(['login' => $this->login, 'pass' => $this->pass]));
$result = $curl->post($this->authUrl,false);
if(isset($result["token"]))
{
self::$jwt = $result["token"];
Yii::$app->cache->set(self::$jwtKeyCache, self::$jwt, self::getJwtExtDelta());
preg_match_all('/^\s*([^;]*)/mi', $curl->responseHeaders["Set-Cookie"], $matches);
$cookies = array();
foreach($matches[1] as $item) {
parse_str($item, $cookie);
$cookies = array_merge($cookies, $cookie);
}
if(isset($cookies["refresh-token"]))
{
Yii::$app->cache->set(self::$jwtRefreshKeyCache, 'refresh-token='.$cookies["refresh-token"], 3600*24*100);
}
}
else
{
throw new Exception('Нет токена');
}
}
}
catch (Exception $e)
{
throw new Exception($e->getMessage() . "\n". "url:\n " . $this->authUrl);
}
return self::$jwt;
}
public static function getJwtParam($key, $default = false)
{
$output = $default;
self::$jwt = self::$jwt ? self::$jwt: Yii::$app->cache->get(self::$jwtKeyCache);
if(self::$jwt)
{
$params = explode('.', self::$jwt);
if(isset($params[1]))
{
$value = json_decode(base64_decode($params[1]), true);
$output = isset($value[$key]) ? $value[$key] : $output;
}
}
return $output;
}
public static function getJwtExtDelta()
{
$jwtExp = self::getJwtParam('exp');
return $jwtExp - time() - 30;
}
public function getJwt()
{
self::$jwt = self::$jwt ? self::$jwt: Yii::$app->cache->get(self::$jwtKeyCache);
if(self::$jwt)
{
if(self::getJwtExtDelta() <= 0)
{
self::$jwt = null;
}
}
if(!self::$jwt)
{
$this->refreshToken();
}
if(self::$jwt)
{
$role = self::getJwtParam('role', 'anon');
if($role == 'anon')
{
$this->login(true);
}
}
if(!self::$jwt)
{
$this->login();
}
return self::$jwt;
}
private function sendRequest()
{
$curl = new curl\Curl();
$curl->setHeader('Content-Type', 'application/json; charset=UTF-8');
$curl->setHeader('Authorization', 'Bearer ' . $this->getJwt());
$body = json_encode([
'query' => $this->query,
'variables' => $this->variables,
]);
if(isset(\Yii::$app->params['CURL_TIMEOUT']) && \Yii::$app->params['CURL_TIMEOUT'] > 0)
{
$curl->setOption(CURLOPT_TIMEOUT, \Yii::$app->params['CURL_TIMEOUT']);
}
$curl->setRequestBody($body);
$response = $curl->post($this->url,false);
if(isset($response['errors']))
{
throw new Exception('graphql error ' . json_encode($response) . "Тело:\n " . $body);
}
$errorMessage = ($curl->responseCode != 200) ? ("\n". print_r($response, true) . "Тело:\n " . $body) : '';
switch ($curl->responseCode) {
case 'timeout':
throw new Exception('Network timeout'.$errorMessage);
break;
case 200:
return $response;
break;
case 404:
throw new Exception('404. Page not found'.$errorMessage);
break;
case 403:
throw new Exception('403. Access deny'.$errorMessage);
break;
case 401:
throw new Exception('401. Autorization required'.$errorMessage);
break;
case 400:
throw new Exception('400. Bad request'.$errorMessage);
break;
case 500:
throw new Exception('500. Internal server error'.$errorMessage);
break;
case 503:
throw new Exception('503. Service unavailable'.$errorMessage);
break;
case 502:
throw new Exception('502. Bad gateway'.$errorMessage);
break;
}
}
public function setQueryPaginction($object, $select, $filter = [], $page = null, $perPage = null, $wrapper = 'data')
{
$page = $page === null ? (isset($_GET['page']) ? $_GET['page'] : 1) : $page;
$perPage = $perPage === null ? \Yii::$app->user->identity->countPage : $perPage;
$filterStr = empty($filter) ? '' : ('(' . implode(', ', $filter) . ')');
$this->setQuery(" {$object}(page:{$page}, perPage:{$perPage}) { {$wrapper} {$filterStr} { {$select} }, totalCount }");
}
public function setSortFilters($filter, $params, $default = 'id_desc', $field = 'sort')
{
$sort = $default;
if (isset($params[$field]))
{
$sort = (mb_substr($params[$field], 0, 1) == '-') ? (mb_substr($params[$field], 1).'_desc') : ( $params[$field].'_asc');
}
$filter[] = "sort: \"{$sort}\"";
return $filter;
}
public function setFilterModel($type, $filter, $model, $fields)
{
foreach ($fields as $key)
{
if(!empty($model->{$key}) || $model->{$key} === true || $model->{$key} === false || $model->{$key} === "0" || $model->{$key} === 0 )
{
switch ($type){
case "string":
$filter[] = "{$key}: \"{$model->$key}\"";
break;
case "number":
$value = (float)$model->$key;
$filter[] = "{$key}: {$value}";
break;
case "bool":
$value = $model->$key ? 'true' : 'false';
$filter[] = "{$key}: {$value}";
break;
}
}
}
return $filter;
}
public function setFilterString($filter, $model, $fields)
{
return $this->setFilterModel('string', $filter, $model, $fields);
}
public function setFilterNumber($filter, $model, $fields)
{
return $this->setFilterModel('number', $filter, $model, $fields);
}
public function setFilterBool($filter, $model, $fields)
{
return $this->setFilterModel('bool', $filter, $model, $fields);
}
public static function intValue($array)
{
$output = [];
foreach($array as $id)
{
$output[] = (int)$id;
}
return $output;
}
public static function stringValue($array)
{
$output = [];
foreach($array as $id)
{
$output[] = (string)$id;
}
return $output;
}
}